Income Taxes - Change In Valuation Allowance (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Change in valuation allowance
Increase (decrease) in valuation allowance for current year increase in net operating losses	$ 113,860
Increase (decrease) in valuation allowance for current year net increase in deferred tax assets other than net operating losses	9,816
Increase (decrease) in valuation allowance due to change in tax rates	(70)
Net increase (decrease) in valuation allowance	123,606	$ 142,274	$ 52,917
U.S.
Change in valuation allowance
Increase (decrease) in valuation allowance for current year increase in net operating losses	119,784
Increase (decrease) in valuation allowance for current year net increase in deferred tax assets other than net operating losses	22,081
Increase (decrease) in valuation allowance due to change in tax rates	(7,998)
Net increase (decrease) in valuation allowance	133,867	140,957	52,412
Foreign
Change in valuation allowance
Increase (decrease) in valuation allowance for current year increase in net operating losses	(5,924)
Increase (decrease) in valuation allowance for current year net increase in deferred tax assets other than net operating losses	(12,265)
Increase (decrease) in valuation allowance due to change in tax rates	7,928
Net increase (decrease) in valuation allowance	$ (10,261)	$ 1,317	$ 505